Well if you are looking for census or military records. You will need to apply for his Social Scurity application if you do not know his parents names.
here is the link:
Ancestry.com - Social Security Enrollment Applications (http://www.ancestry.com/ssdi/ss-5.asp?fn=Alfred&ln=Russo&ss=051-14-3564&bd=21+Aug+1907&dd=+Dec+1974 - broken link)
Name:
Alfred RussoSSN:051-14-3564 Last Residence:11203 Brooklyn, Kings, New York, United States of AmericaBorn:21 Aug 1907Died
ec 1974State (Year) SSN issued:New York (Before 1951
There are few Alfred Russos in Brooklyn and NYC that say born ABT 1906
Do you recognize any of these names?
Name:
Alfred RussoHome in 1920:Brooklyn Assembly District 3, Kings, New YorkAge:14 years Estimated birth year:abt 1906Birthplace:New YorkRelation to Head of House:Son Father's name:JosephFather's Birth Place:Italy Mother's name:RoseMother's Birth Place:Italy Marital Status:Single Race:WhiteSex:MaleAble to read:Yes Able to Write:Yes Image:705 Neighbors:
View others on page Household Members:NameAge
Joseph Russo55
Rose Russo40
Louisa Russo16
Frank Russo19
Alfred Russo14
Alphonse Russo9
Isabel Russo11
Annie Russo7
Mary Russo5
Margaret Russo2